He writes, “More fundamentally, our emotional life, along with its inevitable dimension of bias, sits at the very center of the act of understanding, in the sense that a consciousness that is perfectly neutral and impervious to all consideration of value would merely be content to leave things in the state in which they are presented to it.” And he concludes that, “It is upon the shifting sands of emotional preference that the whole edifice of our theoretical constructions stands, in every realm of our knowledge.”

